Talk:Echo sounding

External links modified
Hello fellow Wikipedians,

I have just modified 2 external links on Echo sounding. Please take a moment to review my edit. If you have any questions, or need the bot to ignore the links, or the page altogether, please visit this simple FaQ for additional information. I made the following changes:
 * Added archive https://web.archive.org/web/20111008191705/http://www.iho-ohi.net/iho_pubs/standard/S-44_5E.pdf to http://www.iho-ohi.net/iho_pubs/standard/S-44_5E.pdf
 * Added archive https://web.archive.org/web/20110720182750/http://140.194.76.129/publications/eng-manuals/em1110-2-1003/toc.htm to http://140.194.76.129/publications/eng-manuals/em1110-2-1003/toc.htm

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Cheers.— InternetArchiveBot  (Report bug) 16:30, 16 September 2017 (UTC)

"Echo Sounding" listed at Redirects for discussion
An editor has asked for a discussion to address the redirect Echo Sounding. Please participate in the redirect discussion if you wish to do so. Dawnseeker2000 17:43, 19 August 2019 (UTC)

Possible copyright problem
This article has been revised as part of a large-scale clean-up project of multiple article copyright infringement. (See the investigation subpage) Earlier text must not be restored, unless it can be verified to be free of infringement. For legal reasons, Wikipedia cannot accept copyrighted text or images borrowed from other web sites or printed material; such additions must be deleted. Contributors may use sources as a source of information, but not as a source of sentences or phrases. Accordingly, the material may be rewritten, but only if it does not infringe on the copyright of the original or plagiarize from that source. Please see our guideline on non-free text for how to properly implement limited quotations of copyrighted text. Wikipedia takes copyright violations very seriously. Sandy Georgia (Talk)  15:20, 6 March 2023 (UTC)

See also WP:DCGAR. Sandy Georgia (Talk)  15:20, 6 March 2023 (UTC)